GR6 Science Puzzle

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Across
  1. 2. A polished or smooth surface (as of glass) that forms images by reflection
  2. 4. SI unit of length
  3. 7. Process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure
  4. 8. A shortening or reduction in size
  5. 9. The process by which green plants and certain other organisms transform light energy into chemical energy
  6. 12. is a device used for making and breaking electric current through the circuit
Down
  1. 1. The length of the space between two points
  2. 3. A device used to generate electricity
  3. 5. An increase in the volume of a substance while its mass remains the same
  4. 6. Giving off light; bright or shining
  5. 10. A dark (real image) area where light from a light source is blocked by an opaque object
  6. 11. One or more Cell is called